10
OPERATION
SWITCHES
CAUTION:
Hold the side handle and body of the tool firmly to maintain control of the
tool at start up and during use and until the wheel or accessory stops rotating. Make sure
the wheel has come to a complete stop before laying the tool down.
NOTE:
To reduce unexpected tool movement, do not switch the tool on or off while under
load conditions. Allow the grinder to run up to full speed before touching the work surface.
Lift the tool from the surface before turning the tool off. Allow the tool to stop rotating
before putting it down.
PADDLE SWITCH
(FIGURE E)
To turn the tool on, push the lock-off lever (1a) toward
the back of the tool, then depress the paddle switch
(1). The tool will run while the switch is depressed.
Turn the tool off by releasing the paddle switch.
SPINDLE LOCK
The spindle lock button (6) is provided to prevent the
spindle from rotating when installing or removing
wheels. Operate the spindle lock only when the tool is
turned off and the wheel has come to a complete stop.
WARNING:
Do not engage the spindle lock while
the tool is operating. Damage to the tool will result
and attached accessory may spin off possibly
resulting in injury.
To engage the lock,
depress the spindle lock button (6) shown in
figure E1
and rotate
the spindle until you are unable to rotate the spindle further.
MOUNTING AND USING DEPRESSED CENTER GRINDING WHEELS AND
SANDING FLAP DISCS
MOUNTING AND REMOVING HUBBED WHEELS
WARNING: To prevent accidental operation, turn off and unplug tool before
performing the following operations.
Failure to do this could result in serious
personal injury.
Hubbed wheels install directly on the 5/8 in.-11 threaded spindle.
1. Thread the wheel on the spindle by hand.
2. Depress the spindle lock button and use a wrench (
figure E1
) to tighten the hub of the
wheel.
3. Reverse the above procedure to remove the wheel.
CAUTION:
Failure to properly seat the wheel before turning the tool on may result in
damage to the tool or the wheel.
MOUNTING NON-HUBBED WHEELS
WARNING: To prevent accidental operation, turn off and unplug tool before
performing the following operations.
Failure to do this could result in serious
personal injury.
Depressed center Type 27 grinding wheels must be
used with included flanges. See pages 9 and 10 of this
manual for more information.
1.
Figure F -
Install the unthreaded backing flange
(11) on spindle (12) with the raised section (pilot)
against the wheel.
2. Place wheel against the backing flange, centering
the wheel on the raised section (pilot) of the
backing flange.
F
11
12
E1
E
1
1a
6
